Patents by Inventor Lalauze Rene

Lalauze Rene has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of manufacturing a gas detection sensor, and the resulting sensor
    Patent number: 4988539
    Abstract: A method of manufacturing a sensor for detecting trace or impurity gases, the method comprising evaporating tin and/or tin oxides under a partial pressure of oxygen in order to condense vapor on an electrically insulating substrate to obtain a porous layer deposit therein. The metal or the metal oxides is/are evaporated under a flow of a mixture of gases containing both oxygen and an inert gas at a total pressure of not less than 100 pascals and with the partial pressure of the oxygen in the mixture being not more than 130 pascals.
    Type: Grant
    Filed: December 6, 1989
    Date of Patent: January 29, 1991
    Assignee: Association pour la Recherche et le Developpment des Methodes et Processus Industriels - Armines
    Inventors: Philippe Breuil, Christophe Pijolat, Guy Tournier, Lalauze Rene